<!--用户管理页-->
<template>
  <div style="height: 6vh;background-color: #fff;padding: 10px 20px;">
    <span style="font-size: 20px;line-height: 60px;">用户管理</span>
    <el-button type="primary" @click="beforeAddUser" style="float: right;margin-top: 10px">新建用户</el-button>
  </div>
  <!--用户搜索卡片-->
  <el-card style="height: 70px;margin: 10px;">
    <el-form :inline="true">
      <el-form-item label="用户搜索" style="width: 270px;">
        <el-input placeholder="请输入用户名" v-model="searchUserForm.username" @keydown.enter="loadUser"></el-input>
      </el-form-item>
      <el-form-item label="用户状态" style="width: 270px;">
        <el-select placeholder="请选择用户状态" v-model="searchUserForm.status" @change="loadUser">
          <el-option label="启用" value="1"></el-option>
          <el-option label="禁用" value="0"></el-option>
        </el-select>
      </el-form-item>
      <el-form-item>
        <el-button @click="resetSearch">重置</el-button>
        <el-button type="primary" @click="loadUser">查询</el-button>
      </el-form-item>
    </el-form>
  </el-card>
  <!--用户表格卡片-->
  <el-card style="margin: 10px;">
    <el-table :data="userArr" >
      <el-table-column label="编号" type="index" width="80px" align="center"></el-table-column>
      <el-table-column label="用户名" prop="username" align="center"></el-table-column>
      <el-table-column label="手机号" prop="phone" align="center"></el-table-column>
      <el-table-column label="加入时间" prop="createTime" align="center"></el-table-column>
      <el-table-column label="用户状态" prop="status" align="center">
        <template #default="scope">
          <el-switch active-value="1" inactive-value="0"
                     v-model="scope.row.status" @change="changeStatus(scope.row.id,scope.row.status)"></el-switch>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center">
        <template #default="scope">
          <el-button type="primary" link :disabled="scope.row.level==40"
                     @click="resetPassword(scope.row.id)">密码重置</el-button>
          <el-button type="primary" link :disabled="scope.row.level==40"
                     @click="editUser(scope.row.id)">编辑</el-button>
          <el-button type="primary" link :disabled="scope.row.level==40"
                     @click="deleteUser(scope.row.id)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
  </el-card>
  <!--新增用户弹窗-->
  <el-dialog :title="dialogTitle" style="width: 1000px;padding: 40px" v-model="dialogVisible" :before-close="handleClose">
    <el-form label-position="top">
      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="用户名">
            <el-input placeholder="请输入用户名" v-model="saveUserForm.username" :disabled="saveUserForm.id!=null"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="手机号">
            <el-input placeholder="请输入手机号" v-model="saveUserForm.phone"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="10">
        <el-col :span="12">
          <el-form-item label="邮箱">
            <el-input placeholder="请输入邮箱" v-model="saveUserForm.email"></el-input>
          </el-form-item>
        </el-col>
        <el-col :span="12">
          <el-form-item label="年龄">
            <el-input placeholder="请输入年龄" v-model="saveUserForm.age"></el-input>
          </el-form-item>
        </el-col>
      </el-row>
      <el-row :gutter="10">
        <el-col :span="6">
          <el-form-item label="职级">
            <el-select placeholder="请选择" v-model="saveUserForm.level" @change="loadLeader">
              <el-option label="员工" value="10"></el-option>
              <el-option label="经理" value="20"></el-option>
              <el-option label="总监" value="30"></el-option>
              <el-option label="总裁" value="40"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item label="直属领导">
            <el-select placeholder="请选择" v-model="saveUserForm.parentId">
              <el-option v-for="item in leaderOptions" :label="item.username" :value="item.id"></el-option>
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="性别">
            <el-radio-group v-model="saveUserForm.gender">
              <el-radio border label="男" value="1" style="margin: 0;"></el-radio>
              <el-radio border label="女" value="0"></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
        <el-col :span="6">
          <el-form-item label="状态">
            <el-radio-group v-model="saveUserForm.status">
              <el-radio border label="启用" value="1" style="margin: 0;"></el-radio>
              <el-radio border label="禁用" value="0"></el-radio>
            </el-radio-group>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <template #footer>
      <el-button @click="handleClose">取消</el-button>
      <el-button type="primary" @click="saveUser">确定</el-button>
    </template>
  </el-dialog>
</template>

<script setup>
import {ref} from "vue";
import axios from "axios";
import {onMounted} from "vue";
import qs from "qs";
import {ElMessage} from 'element-plus'

//定义对象用来保存用户查询的条件
const searchUserForm=ref({username:'',status:''});
//定义数组用来保存用户列表数据
const userArr=ref([]);
//定义加载用户列表的方法
const loadUser=()=>{
  console.log(searchUserForm.value);
  /*qs(query string) 可以帮我们将参数转为查询字符串格式 K1=V1&K2=V2&...*/
  let data=qs.stringify(searchUserForm.value);
  console.log(data);
  //给后端服务器发送请求
  axios.get(BASE_URL+'/v1/user/select?'+data)
      .then((response)=>{
        if(response.data.code == 2000){
          userArr.value=response.data.data;
          console.log(userArr.value);
        }else{
          ElMessage.error(response.data.message);
        }
      })
}
//一进入页面立即加载所有用户数据
onMounted(()=>{
  loadUser();
})
//定义点击重置按钮时调用的方法
const resetSearch=()=>{
  //清空之前的搜索条件
  searchUserForm.value={username:'',status:''};
  //再加载全部的用户数据
  loadUser();
}
//定义变量用来用来控制弹窗是否出现
const dialogVisible=ref(false);
//定义数据用来保存直属领导下拉选框中多个选项的值
const leaderOptions=ref([]);
//定义对象用来保存弹窗表单数据
const saveUserForm=ref({
  username:'',
  phone:'',
  email:'',
  age:'',
  gender:'',
  status:'',
  level:'',
  parentId:''
});
//定义保存用户的方法
const saveUser=()=>{
  console.log(saveUserForm.value);
  let data=qs.stringify(saveUserForm.value);
  axios.post(BASE_URL+'/v1/user/save',data)
      .then((response)=>{
        if(response.data.code==2000){
          ElMessage.success('保存成功!');
          saveUserForm.value={};//清空表单数据
          dialogVisible.value=false;//关闭弹窗
          loadUser();//重新加载用户数据
        }else if(response.data.code==3001){
          ElMessage.error(response.data.data);
        }else{
          ElMessage.error(response.data.message);
        }
      })
}
//定义处理弹窗关闭的方法
const handleClose=()=>{
  if(confirm('您确定要关闭本弹窗吗?')){
    saveUserForm.value={};//清空表单数据
    dialogVisible.value=false;//关闭弹窗
  }
}
//定义方法用来加载指定职级对应的可选直属领导选项
const loadLeader=()=>{
  //每次切换职级，要清空之前遗留的直属领导数据(选择的具体领导+可选领导数组)
  saveUserForm.value.parentId='';
  leaderOptions.value=[];
  let level=parseInt(saveUserForm.value.level)+10;
  console.log(level);
  axios.get(BASE_URL+'/v1/user/select?level='+level)
      .then((response)=>{
        if(response.data.code==2000){
          leaderOptions.value=response.data.data;
        }else{
          ElMessage.error(response.data.message);
        }
      })
}
//定义变量用来保存弹窗标题
const dialogTitle=ref('新增用户');
//定义点击新增用户按钮时调用的方法
const beforeAddUser=()=>{
  dialogTitle.value='新增用户';
  dialogVisible.value=true;
}
//定义点击编辑按钮时调用的方法
const editUser=(id)=>{
  dialogVisible.value=true;
  dialogTitle.value='编辑用户';
  axios.get(BASE_URL+'/v1/user/select?id='+id)
      .then((response)=>{
        if(response.data.code==2000){
          //注意：后端返回的是List<UserVO>，前端接到是一个数组[{...}]
          //我们需要将数组中的第一个值取出来再赋值给弹窗表单对象
          saveUserForm.value=response.data.data[0];
          let level=parseInt(saveUserForm.value.level)+10;
          // console.log(level);
          axios.get(BASE_URL+'/v1/user/select?level='+level)
              .then((response)=>{
                if(response.data.code==2000){
                  leaderOptions.value=response.data.data;
                }else{
                  ElMessage.error(response.data.message);
                }
              })
        }else{
          ElMessage.error(response.data.message);
        }
      })
}
//定义修改员工状态的方法 restful格式的请求 @PathVariable
const changeStatus = (userId,status)=>{
  axios.post(BASE_URL+'/v1/user/update/status/'+userId+'/'+status)
      .then((response)=>{
        if(response.data.code == 2000){
          ElMessage.success('修改成功!');
        }else{
          ElMessage.error(response.data.message);
        }
      })
}
//创建删除员工的方法
const deleteUser = (userId)=>{
  if(confirm('您确定要删除该员工吗?')){
    axios.post(BASE_URL+'/v1/user/delete/'+userId)
        .then((response)=>{
          if(response.data.code == 2000){
            ElMessage.success('删除成功!');
            //删除成功后，需要重新加载用户列表
            loadUser();
          }else{
            ElMessage.error(response.data.message);
          }
        })
  }
}
//定义重置密码的方法
const resetPassword=(userId)=>{
  if(confirm('您确定要重置此员工的密码吗?')){
    axios.post(BASE_URL+'/v1/user/update/password/'+userId)
        .then((response)=>{
          if(response.data.code == 2000){
            ElMessage.success('重置密码成功!');
          }else{
            ElMessage.error(response.data.message);
          }
        })
  }
}
</script>

<style scoped>

</style>